The Difference Between Farmed and Wild-Caught Fish – Why It Matters

by Norway Omega | 01/08/2025 | Blog

When choosing fish for our plates or dietary supplements like Omega-3 capsules, we often face a choice: farmed fish or wild-caught fish. For many, understanding the difference can be challenging, but this decision has significant implications – not only for our health but also for the environment and animal welfare. In this post, we will explore what distinguishes these two types of fish, focusing on salmon, and why Omega-3 of Norway insists on using wild-caught fish.

What Is Farmed Fish?

Farmed fish, as the name suggests, are raised in controlled environments such as fish farms or sea pens. This method is used to meet the growing demand for fish and reduce pressure on natural stocks. However, it comes with certain drawbacks:

  1. Feed and Nutrition: Farmed fish are often fed a diet that includes fishmeal, plant oils, and artificial additives. This can result in lower levels of essential nutrients like omega-3 fatty acids compared to their wild-caught counterparts.
  2. Contamination and Disease: Farmed systems can be densely populated, increasing the risk of disease, parasites, and contamination with microplastics and heavy metals. To combat this, antibiotics and pesticides are used, which can have negative consequences for both the fish and the environment.
  3. Environmental Impact: Waste from farmed fish, such as uneaten feed and excrement, can pollute surrounding ecosystems and harm natural marine life.

What Is Wild-Caught Fish?

Wild-caught fish live in their natural habitat – oceans, rivers, or lakes. They get their nutrition from the natural ecosystem, giving them a richer and more balanced nutritional profile:

  1. Natural Diet: Wild-caught fish consume what they find in nature, such as krill and plankton. This contributes to high levels of omega-3 fatty acids, essential for brain function, heart health, and anti-inflammatory processes.
  2. Cleaner Meat: Since they do not live in densely packed groups, wild-caught fish are less exposed to diseases and parasites. They also generally have a lower risk of being contaminated with microplastics, heavy metals, and chemicals compared to farmed fish.
  3. Sustainability: With responsible fishing practices, wild-caught fish can contribute to a healthy marine ecosystem. However, it is crucial to ensure that fisheries are certified and do not harm natural stocks.

Wild-Caught Salmon vs. Farmed Salmon

Salmon is a popular fish, but the differences between wild-caught and farmed salmon are significant:

  • Fat Composition: Wild-caught salmon has higher concentrations of omega-3 fatty acids and lower levels of omega-6 fatty acids. Farmed salmon often has an imbalance that may be less beneficial for health.
  • Color and Taste: Farmed salmon often gets its characteristic pink color from additives in its feed, while wild-caught salmon derives its color naturally from krill and plankton. Many people find wild-caught salmon to have a more intense flavor.
  • Environmental Footprint: Farmed salmon often contributes to increased pollution and can threaten wild salmon populations through the spread of diseases and parasites.
  • Heavy Metals and Microplastics: Farmed fish can be exposed to high levels of microplastics and heavy metals through their feed. Wild-caught fish, depending on their habitat, typically have lower levels of these contaminants.

Why Does Omega-3 of Norway Choose Wild-Caught Fish?

At Omega-3 of Norway, we prioritize quality, purity, and sustainability. That’s why we exclusively use wild-caught fish in our products. Here’s why:

  1. Optimal Nutritional Profile: Our wild-caught fish from the pristine Norwegian seas provide the highest quality omega-3 fatty acids. This ensures that our customers receive maximum health benefits.
  2. Sustainable Practices: We work with fisheries certified under strict sustainability standards. This means we protect marine resources for future generations.
  3. Purity and Safety: Wild-caught fish have a lower risk of containing harmful substances like antibiotics, heavy metals, and microplastics, making our products safer for consumers.

Conclusion

The choice between farmed and wild-caught fish is not just about taste but also about health, the environment, and ethics. By choosing wild-caught fish, you ensure the best nutritional quality and support a more sustainable future. At Omega-3 of Norway, we are proud to deliver products based on wild-caught fish because we know it makes a difference – for you and for the planet.

Do you want to know more?

Watch this video from Patagonia, which shows the challenges with farmed salmon: Patagonia Salmon Farmed Video.